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參數資料
| 型號： | KA78XXCT |
| 廠商： | Fairchild Semiconductor Corporation |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| 中文描述： | 5.0放大器正電壓穩(wěn)壓器 |
| 文件頁數： | 4/28頁 |
| 文件大小： | 516K |
| 代理商： | KA78XXCT |
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LM78XX (KA78XX, MC78XX) FIXED VOLTAGE REGULATOR (POSITIVE)
LM7808/I/R/RI ELECTRICAL CHARACTERISTICS
(Refer to test Circuit, T
MIN
<T
J
< T
MAX
, I
O
= 500mA, V
I
= 14V, C
I
= 0.33
μ
F, C
O
= 0.1
μ
F, unless otherwise specified)
*
T
MIN
<T
J
<T
MAX
LM78XXI/RI: T
MIN
= - 40
°
C, T
MAX
= +125
°
C
LM78XX/R: T
= 0
°
C, T
= +125
°
C
* Load and line regulation are specified at constant, junction temperature. Change in V
O
due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
LM7808I
Min Typ
7.7
8.0
LM7808
Typ
8.0
Max
8.3
Min
7.7
Max
8.3
T
J
=+25
°
C
5.0mA
≤
I
O
≤
1.0A, P
O
≤
15W
V
I
= 10.5V to 23V
V
I
= 11.5V to 23V
V
I
= 10.5V to 25V
V
I
= 11.5V to 17V
I
O
= 5.0mA to 1.5A
I
O
= 250mA to 750mA
T
J
=+25
°
C
I
O
= 5mA to 1.0A
V
I
= 10.5A to 25V
V
I
= 11.5V to 25V
I
O
= 5mA
f = 10Hz to 100Khz, T
A
=+25
°
C
Output Voltage
V
O
7.6
8.0
5.0
2.0
10
5.0
5.0
0.05
8.4
160
80
160
80
8
0.5
7.6
8.0
8.4
V
5.0
2.0
10
5.0
5.0
0.05
0.5
160
80
160
80
8
0.5
1.0
Quiescent Current
I
Q
mA
Quiescent Current Change
I
Q
mA
0.5
-0.8
52
1.0
Output Voltage Drift
Output Noise Voltage
Ripple
Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
V
O
/
T
V
N
-0.8
52
mV/
°
C
μ
V/Vo
RR
f = 120Hz, V
I
= 11.5V to 21.5
56
73
56
73
dB
V
D
R
O
I
SC
I
PK
I
O
= 1A, T
J
=+25
°
C
f = 1KHz
V
I
= 35V, T
A
=+25
°
C
T
J
=+25
°
C
2
17
230
2.2
2
17
230
2.2
V
m
mA
A
Characteristic
Symbol
Test Conditions
Unit
Line Regulation
Load Regulation
V
O
V
O
T
J
=+ 25
°
C
T
J
= +25
°
C
mV
mV
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|---|---|
| KA78XXIR | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| KA78XXIT | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| KA78XXR | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| KA78XXE | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| KA78XXE | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| KA78XXE_06 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| KA78XXE_09 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| KA78XXE_12 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| KA78XXIR | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-TERMINAL 1A POSITIVE VOLTAGE REGULATORS |
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